Ziyang Xuan e62cb1c093 netfilter: nfnetlink: fix potential dead lock in nfnetlink_rcv_msg()
[ Upstream commit 03832a32bf8ff0a8305d94ddd3979835a807248f ]

When type is NFNL_CB_MUTEX and -EAGAIN error occur in nfnetlink_rcv_msg(),
it does not execute nfnl_unlock(). That would trigger potential dead lock.

Fixes: 50f2db9e368f ("netfilter: nfnetlink: consolidate callback types")
Signed-off-by: Ziyang Xuan <william.xuanziyang@huawei.com>
Signed-off-by: Florian Westphal <fw@strlen.de>
Signed-off-by: Sasha Levin <sashal@kernel.org>
2022-11-16 09:58:20 +01:00
..
2022-11-03 23:59:12 +09:00
2022-09-23 14:15:50 +02:00
2022-10-26 12:34:40 +02:00